Name: ___________________________________ Date: _____________
Subsets of Real Numbers
1)
7
B. Integer, rational, real
B. – 0.39393939…
B.
−3
D. Not real
C. 5.652859…
D. 6.836270432…
D. √25
Which of these numbers is a rational number?
B. 2.59015526486…
C. √8
D. 112.7142881532…
Which of these numbers is an irrational number?
𝐴. √17
7)
C. Irrational, real
C. − 5.391753…
8
A. – 3.165716571657…
6)
D. Not real
Which of these numbers is an irrational number?
𝐴. 16
5)
C. Irrational, real
Which of these numbers is a rational number?
A. – 4.83799512…
4)
B. Integer, rational, real
Which best describes the number √5?
A. Rational, real
3)
Exercise 1
Which best describes the number – 9,852?
A. Rational, real
2)
SCORE: _______/20 pts
B. √49
C. √81
D. √100
If X is a real number, which of these statements must be false?
a) X can be both an integer and an even number.
b) X can be both an integer and a rational number.
c) X can be both a rational number and a negative number.
d) X can be both a rational number and an irrational number.
8)
Explain how integers are different than whole numbers.
9)
List all the sets of numbers that √65 would fall in. Explain your answer.
10)
Explain why √2 an irrational number, but √16 is not a rational number.